Home / 8,309,021.24-12,485,451.12-4,473,679.34

Finding the Fourth Proportional to 8,309,021.24, 12,485,451.12 and 4,473,679.34

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Solution

The fourth proportional to 8,309,021.24, 12,485,451.12 and 4,473,679.34 is: 6,722,320.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,309,021.24 : 12,485,451.12 = 4,473,679.34 : x
  2. Step 2: Convert to fraction form
    8,309,021.24/12,485,451.12 = 4,473,679.34/x
  3. Step 3: Cross multiply
    8,309,021.24x = 12,485,451.12 × 4,473,679.34
  4. Step 4: Simplify right side
    8,309,021.24x = 55,855,904,726,123.85
  5. Step 5: Solve for x
    x = 55,855,904,726,123.85/8,309,021.24
  6. Step 6: Final answer
    x = 6,722,320.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.